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Titanium Grade 5 Buna-N O-Ring: 3.125" ID x 8.944" OD

Expert Overview

This industrial O-ring, crafted from robust Buna-N with a Titanium Grade 5 construction, offers superior sealing in corrosive and high-pressure environments. Engineered for reliability, it ensures leak-free performance in critical systems.

StandardDIN 933
MaterialTitanium Grade 5
FinishAnodized
GradeN/A
Inside Diameter3.125"
Outside Diameter8.944"
Cross Section0.157"

Detailed Engineering Specifications

Manufactured under strict quality controls, this Buna-N O-ring features precise dimensions of 3.125" inside diameter, 8.944" outside diameter, and a 0.157" cross-section. The material combination of Buna-N and Titanium Grade 5 provides exceptional resistance to a wide range of chemicals, oils, and solvents, along with high tensile strength and corrosion resistance. This makes it ideal for applications demanding longevity and performance under extreme conditions.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

TrelleborgEst. 1905
Sweden🇸🇪
"Engineered polymer solutions."
Market Rank
🏆 #1 Engineered Polymers
Industry Approvals
🚀 Aerospace & Subsea Approved
Warranty & Support
🛡️ High-Performance Guarantee
Green Manufacturing
🌱 Blue Dimension ESG
Certified:ISO 9001, ISO 14001
GarlockEst. 1887
USA🇺🇸
"High-performance fluid sealing."
Market Rank
🏆 Premium Fluid Sealing Leader
Industry Approvals
🚀 Nuclear & Pharma Approved
Warranty & Support
🛡️ Zero-Leak Guarantee
Green Manufacturing
🌱 Sustainable Materials
Certified:ISO 9001, FDA, NSF
FreudenbergEst. 1849
Germany🇩🇪
"Global sealing technologies."
Market Rank
🏆 Top Global Sealing Tech
Industry Approvals
🚀 Audi & Mercedes OEM
Warranty & Support
🛡️ Global Engineering Support
Green Manufacturing
🌱 Climate Neutral 2045
Certified:IATF 16949, ISO 14001

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Ensure the sealing surfaces are clean and free of debris. 2. Carefully stretch the O-ring over the shaft or into the groove, avoiding nicks or cuts. 3. Confirm the O-ring is properly seated and evenly distributed within the groove before assembly.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening fasteners, leading to O-ring extrusion or damage.Tighten fasteners to the manufacturer's specified torque values, ensuring even pressure distribution.
Using incompatible lubricants or cleaning agents.Consult the material compatibility chart for Buna-N and Titanium Grade 5 to select appropriate lubricants and cleaning agents.

Common Applications

  • Hydraulic and pneumatic systems
  • Chemical processing equipment
  • Automotive engine seals

⚠️ Engineering Warnings

  • Ensure compatibility with the specific fluid or gas medium.
  • Avoid excessive exposure to temperatures outside the operational range of Buna-N.

Alternative Products to Consider

Premium Sealing equivalentHigher corrosion resistance (316 SS)
Economy Sealing optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Industrial O-Ring, Buna-N made from?

A: This Industrial O-Ring, Buna-N is manufactured from Titanium Grade 5.

Q: What are the main applications?

A: Hydraulic and pneumatic systems, Chemical processing equipment, Automotive engine seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.125"CS = 0.157"SPECIFICATIONSSize: -214

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.